The release announced Thursday is equivalent to less than 0.2% of China's 2018 monthly consumption of 4.7 million tons. That suggests the move was a signal to consumers and farmers of Beijing's determination to cool prices instead of an attempt to change supply levels.

China produces and consumes two-thirds of the world's pork.

The price of pork in China has risen 82.7% from a year ago and that for live hogs is up 89.5%, the Ministry of Agriculture reported Thursday.

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